PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

116-166Bit,screwdriver

Stanley Supply & Services Inc. · NSN 5120-01-207-8861 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-207-8861 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-207-8861. Primary manufacturer part number: 116-166.
Features
  • Bit,screwdriver — FSC 5120
  • Features Provided: MANUAL TOOL
  • Drive Shank Type: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
  • Width Across Flats: 2.5 MILLIMETERS NOMINAL MM
  • Tip Type: MALE HEXAGONAL
  • 7 verified cross-references
  • Primary manufacturer: Stanley Supply & Services Inc.
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Bit,screwdriver, cataloged under National Stock Number 5120-01-207-8861, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Stanley Supply & Services Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-207-8861
Primary Part Number116-166
Item NameBit,screwdriver
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerStanley Supply & Services Inc.
StatusACTIVE
Features ProvidedMANUAL TOOL
Drive Shank TypeMALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
Width Across Flats2.5 MILLIMETERS NOMINAL MM
Tip TypeMALE HEXAGONAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2910-00-215-3859 INTERCHANGEABLE
Nozzle
5925-00-450-53404-833-3 INTERCHANGEABLE
Circuit Breaker
Radiodetection, Llc
4730-00-765-4887031855 INTERCHANGEABLE
Strainer Element,sediment
Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in
5945-01-180-446142EF35AF INTERCHANGEABLE
Relay
Siemens Energy and Automation Inc Siemens Furnas Controls Div
3120-01-433-337730197N PIECE 14 INTERCHANGEABLE
Bushing,sleeve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
116-166 Stanley Supply & Services Inc. (USA)
48333 Apex Tool Group, Llc (USA)
9974MMBP Apex Tool Group, Llc (USA)
272SC274 Techni-Tool, Inc. (USA)
3-504 Jensen Tools, Inc. (USA)
9974MMBP Apex Tool Group (USA)
48333 Apex Tool Group (USA)
Related Parts
2910-00-215-3859INTERCHANGEABLE
NOZZLE
5925-00-450-5340INTERCHANGEABLE
CIRCUIT BREAKER
4-833-3
4730-00-765-4887INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
031855
5945-01-180-4461INTERCHANGEABLE
RELAY
42EF35AF
3120-01-433-3377INTERCHANGEABLE
BUSHING,SLEEVE
30197N PIECE 14

Frequently Asked Questions

What is NSN 5120-01-207-8861?

NSN 5120-01-207-8861 is a Bit,screwdriver, manufactured by Stanley Supply & Services Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-207-8861?

NSN 5120-01-207-8861 has 7 cross-referenced part numbers: 116-166 (Stanley Supply & Services Inc.), 48333 (Apex Tool Group, Llc), 9974MMBP (Apex Tool Group, Llc), 272SC274 (Techni-Tool, Inc.), 3-504 (Jensen Tools, Inc.) and 2 more.

What NSN replaces 5120-01-207-8861?

There are 5 known substitutes for 5120-01-207-8861: 2910-00-215-3859, 5925-00-450-5340, 4730-00-765-4887 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 116-166?

Key specifications for 116-166: Features Provided: MANUAL TOOL; Special Features: BALL END; Overall Length: 102.0 MILLIMETERS NOMINAL MM; Drive Shank Type: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com